<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<!--练习二和答案
1.

-->


<header>横标题</header>
<table border="1">

    <tr><th><b>name</b></th><th><b>age</b></th><th><b>gender</b></th></tr>
    <tr><td>小明</td><td>29</td><td>男</td></tr>
</table>
<br>
<br>
<br>
<hr>

<header>竖标题</header>

<table border="1">

    <tr><th>name</th><td>小明</td></tr>
    <tr><th>age</th><td>29</td></tr>
    <tr><th>gender</th><td>男</td></tr>
</table>



</body>
</html>